As in the old times of the great “premieres” of aviation, taking advantage of light winds and favourable weather conditions, the first prototype of Integral E, registered F-WIAE, took off on December ...

A shark intestine-inspired design has led to valve-free pipes that ensure one-way liquid flow, reducing wear and tear ...

While normal life must compete with a whole ecosystem, a mirror bacterium might behave like the only real thing in ...

GCN2是一种在真核细胞中激活综合应激反应（integrated stress response， ...

At a basic level, proteins are made up of long chains of amino acids. These chains often create helices, pleats, and folds to form a three-dimensional structure. Multiple proteins can also bond ...

Background: T cells form one of the key pillars of adaptive immunity. Using their surface bound T cell antigen receptors (TCRs), these cells screen millions of antigens presented by major ...

Instead, the authors model hair strands as tight helices — shapes with three-dimensional spirals. In doing so, they were able to re-create three kinds of coiled-hair phenomena: phase locking ...